# -*- coding: utf-8 -*-#
#-------------------------------------------------------------------------------
# 建立者:        潘炎珍  
# Name:         demo11
# Description:
# Author:       98745
# Date:         2019/3/15
#-------------------------------------------------------------------------------

import pandas
s=pandas.read_csv('scientists.csv')
age=s['Age']
print(age[age>age.mean()].head(3))
print('--------------')
print((age>age.mean()).head())
print('-------------')
print(type(age>age.mean()))
print('------------')
print(age[[True,True,False,True,False,True,True,False]])